2745763 has 8 divisors (see below), whose sum is σ = 2958336. Its totient is φ = 2541000.

The previous prime is 2745761. The next prime is 2745767. The reversal of 2745763 is 3675472.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2745763 - 2¹ = 2745761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2745761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1213 + ... + 2638.

It is an arithmetic number, because the mean of its divisors is an integer number (369792).

2^2745763 is an apocalyptic number.

2745763 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2745763 is a deficient number, since it is larger than the sum of its proper divisors (212573).

2745763 is a wasteful number, since it uses less digits than its factorization.

2745763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3905.

The product of its digits is 35280, while the sum is 34.

The square root of 2745763 is about 1657.0343991601. The cubic root of 2745763 is about 140.0299765742.

The spelling of 2745763 in words is "two million, seven hundred forty-five thousand, seven hundred sixty-three".